package com.atguigu.gulimall.order.config;

import com.atguigu.gulimall.order.entity.OrderEntity;


import com.rabbitmq.client.Channel;
import org.springframework.amqp.core.*;
import org.springframework.amqp.rabbit.annotation.RabbitListener;
import org.springframework.context.annotation.Bean;
import org.springframework.context.annotation.Configuration;


import java.io.IOException;
import java.util.HashMap;

/**
 * @author tianxinyu
 * @create 2021-01-02 12:23
 */
@Configuration
public class MyMQConfig {


    @Bean
    public Exchange orderEventExchange() {
        /**
         *   String name,
         *   boolean durable,
         *   boolean autoDelete,
         *   Map<String, Object> arguments
         */
        return new TopicExchange("order-event-exchange", true, false);
    }

    /**
     * 延迟队列
     * @return
     */
    @Bean
    public Queue orderDelayQueue() {
        /**
         Queue(String name,  队列名字
         boolean durable,  是否持久化
         boolean exclusive,  是否排他
         boolean autoDelete, 是否自动删除
         Map<String, Object> arguments) 属性
         */
        HashMap<String, Object> arguments = new HashMap<>();
        //死信交换机
        arguments.put("x-dead-letter-exchange", "order-event-exchange");
        //死信路由键
        arguments.put("x-dead-letter-routing-key", "order.release.order");
        arguments.put("x-message-ttl", 60000); // 消息过期时间 1分钟
        return new Queue("order.delay.queue",true,false,false,arguments);
    }

    /**
     * 普通队列
     *
     * @return
     */
    @Bean
    public Queue orderReleaseQueue() {

        Queue queue = new Queue("order.release.order.queue", true, false, false);

        return queue;
    }

    /**
     * 创建订单的binding
     * @return
     */
    @Bean
    public Binding orderCreateBinding() {
        /**
         * String destination, 目的地（队列名或者交换机名字）
         * DestinationType destinationType, 目的地类型（Queue、Exhcange）
         * String exchange,
         * String routingKey,
         * Map<String, Object> arguments
         * */
        return new Binding("order.delay.queue", Binding.DestinationType.QUEUE, "order-event-exchange", "order.create.order", null);
    }

    @Bean
    public Binding orderReleaseBinding() {
        return new Binding("order.release.order.queue",
                Binding.DestinationType.QUEUE,
                "order-event-exchange",
                "order.release.order",
                null);
    }

    @Bean
    public Binding orderReleaseOrderBinding() {
        return new Binding("stock.release.stock.queue",
                Binding.DestinationType.QUEUE,
                "order-event-exchange",
                "order.release.other.#",
                null);
    }


    /**
     * 商品秒杀队列
     * @return
     */
    @Bean
    public Queue orderSecKillOrderQueue() {
        Queue queue = new Queue("order.seckill.order.queue", true, false, false);
        return queue;
    }

    @Bean
    public Binding orderSecKillOrderQueueBinding() {
        //String destination, DestinationType destinationType, String exchange, String routingKey,
        // 			Map<String, Object> arguments
        Binding binding = new Binding(
                "order.seckill.order.queue",
                Binding.DestinationType.QUEUE,
                "order-event-exchange",
                "order.seckill.order",
                null);

        return binding;
    }


    //容器中  Binding Queue Exchange 都会自动创建（RabbitMQ 没有的情况）
    //死信路由
//    @Bean
//    public Queue orderDelayQueue(){
//        /**
//         Queue(String name,  队列名字
//         boolean durable,  是否持久化
//         boolean exclusive,  是否排他
//         boolean autoDelete, 是否自动删除
//         Map<String, Object> arguments) 属性
//         */
//        HashMap<String, Object> arguments = new HashMap<>();
//        //死信交换机
//        arguments.put("x-dead-letter-exchange", "order-event-exchange");
//        //死信路由键
//        arguments.put("x-dead-letter-routing-key", "order.release.order");
//        arguments.put("x-message-ttl", 60000); // 消息过期时间 1分钟
//        return new Queue("order.delay.queue",true,false,false,arguments);
//
//    }
//    @Bean
//    public Queue orderReleaseOrderQueue(){
//        Queue queue = new Queue("order.release.order.queue", true, false, false);
//
//        return queue;
//
//    }
//    @Bean
//    public Exchange orderEventExchange(){
//        /**
//         *   String name,
//         *   boolean durable,
//         *   boolean autoDelete,
//         *   Map<String, Object> arguments
//         */
//        return new TopicExchange("order-event-exchange", true, false);
//
//    }
//    @Bean
//    public Binding orderCreateOrderBinding(){
//        /**
//         * String destination, 目的地（队列名或者交换机名字）
//         * DestinationType destinationType, 目的地类型（Queue、Exhcange）
//         * String exchange,
//         * String routingKey,
//         * Map<String, Object> arguments
//         * */
//        return new Binding("order.delay.queue",
//                Binding.DestinationType.QUEUE,
//                "order-event-exchange",
//                "order.create.order",
//                null);
//    }
//    @Bean
//    public Binding orderReleaseOrderBinding(){
//        return new Binding("stock.release.stock.queue",
//                Binding.DestinationType.QUEUE,
//                "order-event-exchange",
//                "order.release.other.#",
//                null);
//
//    }















}
